Rechargeable battery power supply overcharge protection circuit

Details Rechargeable battery power supply overcharge protection circuit Rechargeable battery power supply overcharge protection circuit

1997-07-14

1999-11-09

Wong, Peter S.

Electricity: battery or capacitor charging or discharging

Serially connected batteries or cells

Having variable number of cells or batteries in series

320162, 361 56, H02J 700, H02H 900

Patent

active

059821442

ABSTRACT:
A rechargeable power supply overcharge protection circuit is provided with shunt circuits that shunt current about a battery or battery cell (15, 16 and 17) of a string of battery cells when it is charged to a maximum charge limit. The shunt circuit includes shunt regulators (20) connected across each battery cell.

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Zetex Semiconductors, Adjustable regulator suits low voltage application, Sep. 1996.
Zetex Semiconductors, "Adjustable precision zener shunt regulator", Mar. 1998.
Zetex Semiconductors, "The SR2431 Low Reference Voltage Shunt Regulator", Design Note 37, Issue 1, Jun. 1996.

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